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Hardening Your VPN

Schneier on Security

The NSA and CISA have released a document on how to harden your VPN.

VPN 348
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Why Your VPN May Not Be As Secure As It Claims

Krebs on Security

Virtual private networking (VPN) companies market their services as a way to prevent anyone from snooping on your Internet usage. ” The feature being abused here is known as DHCP option 121 , and it allows a DHCP server to set a route on the VPN user’s system that is more specific than those used by most VPNs. .”

VPN 324
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U.S. CISA adds Cisco ASA and FTD, and RoundCube Webmail bugs to its Known Exploited Vulnerabilities catalog

Security Affairs

is a Denial of Service (DoS) issue that impacts the Remote Access VPN (RAVPN) service of ASA and FTD. An attacker could exploit this vulnerability by sending a large number of VPN authentication requests to an affected device. Services that are not related to VPN are not affected.” continues the advisory.

VPN 112
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NSA on Securing VPNs

Schneier on Security

The NSA's Central Security Service -- that's the part that's supposed to work on defense -- has released two documents (a full and an abridged version) on securing virtual private networks. Maintaining a secure VPN tunnel can be complex and requires regular maintenance. patches) for VPN gateways and clients.

VPN 243
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Hackers Were Inside Citrix for Five Months

Krebs on Security

It is perhaps best known for selling virtual private networking (VPN) software that lets users remotely access networks and computers over an encrypted connection. Iranian hackers recently have been blamed for hacking VPN servers around the world in a bid to plant backdoors in large corporate networks.

VPN 363
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FBI, CISA Echo Warnings on ‘Vishing’ Threat

Krebs on Security

The advisory came less than 24 hours after KrebsOnSecurity published an in-depth look at a crime group offering a service that people can hire to steal VPN credentials and other sensitive data from employees working remotely during the Coronavirus pandemic. authenticate the phone call before sensitive information can be discussed.

VPN 363
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NSA, CISA release guidance on hardening remote access via VPN solutions

Security Affairs

CISA and the NSA agencies have published guidance for securely using virtual private network (VPN) solutions. Cybersecurity and Infrastructure Security Agency (CISA) and the National Security Agency (NSA) have released guidance for increasing the security of virtual private network (VPN) solutions.

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